TWM591951U - Single-side buckling pedal structure of road bike - Google Patents

Abstract

A pedal structure for single-sided pedaling of a road bike includes a pedal body on which a buckle is provided, a stepped portion is recessed on the front side of the mandrel portion of the pedal body, and the stepped portion is composed of a bottom wall and a side wall The side wall includes a first guide surface and a second guide surface that abut the top surface and both sides of the side wall. The first guide surface and the second guide surface are in a concave arc shape from above, and the buckle The sheet extends downward to form an abutment block, the abutment block has an abutment surface and a third guide surface and a fourth guide surface on both sides, the abutment surface abuts the abutment surface, the third guide The first guide surface and the second guide surface correspond to the first guide surface and the second guide surface, respectively, so as to block the buckle so that it cannot escape backward and upward, and the first guide surface and the second guide surface The surface facilitates the lateral release of the clasp.

Description

Pedal structure for single-sided clamping pedal of road bike

This creation is about a pedal structure, especially a pedal structure for single-sided clamping of road bikes.

Generally speaking, the pedals of bicycles vary according to their uses. For example, the pedals of road bicycles for competition are very different from the pedals of ordinary bicycles. Generally, pedals are usually provided with buckles on both sides of the pedal body, but The road bike is usually provided with a clasp on only one side of the pedal body, and the clasp is detachably installed on the pedal body.

The fixing structure of the buckle and the pedal body usually includes the front end of the buckle inserted under the flange of the front end of the pedal body, and the rear end of the buckle is fixed by a positioning structure provided on the pedal body. However, only such fixing and It is not enough to allow the clasp to withstand the backward force of each step, which causes the clasp to slip back. Therefore, as disclosed in the patent TW M443667, the clasp is often protruded at the bottom with a bumper block, and the bumper block is pressed to the pedal The retaining surface near the mandrel of the body, and in order to facilitate the upward detachment of the buckle when it is disassembled, the retaining surface is often a slanted surface. It is also easy to pull out directly. In addition, the blocking surface in this patent is V-shaped and it is easier to rotate the buckle out. However, in order to avoid jamming during rotation, the top surface of the buckle block is actively small and only resists The part of the area against the two blocking surfaces has insufficient blocking power. On the other hand, in order to facilitate the rotation of the buckle, the top surface of the mandrel that contacts the bottom surface of the buckle must be smooth, which also causes the buckle to be on the pedal body. Fixing is difficult to stabilize.

The main purpose of this creation is to provide a pedal structure for single-sided pedaling of road bikes, which can avoid the buckle moving backwards, upwards or even coming out during pedaling, but the buckle can be easily detached and disassembled from the side .

In order to achieve the above purpose, the present invention provides a pedal structure for a single-sided clamping pedal of a road vehicle, on which a buckle is provided, wherein the front end of the buckle has a front clamping portion, and the rear end of the buckle has a rear clamping portion , The bottom surface of the buckle protrudes downwards between the front clamping portion and the rear clamping portion, and an abutment block is protruded downwards, and the abutment side of the abutment block facing the rear clamping portion has an abutment surface and two abutment surfaces respectively The convex arc-shaped third guide surface and the fourth guide surface of the side, the pedal structure for single-sided pedaling of a road vehicle includes a pedal body.

The pedal body defines a transverse direction, a longitudinal direction and a vertical direction perpendicular to each other. The pedal body has a mandrel portion, a front portion and a rear portion in sequence along the longitudinal direction, the mandrel portion extends along the transverse direction, The front part is generally U-shaped, and its two ends are respectively connected to the mandrel part, so that a penetration space is formed between the mandrel part and the front part, and the rear part is provided with a positioning structure, which can Moving between a positioning position and a release position, the mandrel portion has a top surface, the top surface is recessed into a stepped portion downward on a side closer to the penetration space, and the stepped portion faces the penetration space Open and at least formed by a bottom wall and a side wall that are not parallel to each other and connected to each other, and the side wall sequentially includes a first guide surface, an abutment surface, and a second guide surface along the lateral direction, The first guide surface and the second guide surface are respectively bent toward the front part to form a concave arc shape, so that the side wall is generally U-shaped when viewed from above, and a front end of the front part is provided with a block toward the penetrating space Stop.

The abutting surface of the pedal body is provided for the abutting surface to abut against, so that the buckle cannot continue to move backward relative to the pedal body, and the positions of the first guide surface and the second guide surface correspond to the third guide surface and the In the fourth guide surface, the stop portion of the pedal body is connected to the front clamping portion, and the rear portion of the pedal body corresponds to the rear clamping portion. When the positioning structure is at the positioning position, the rear clamping portion is limited by the positioning structure It cannot be lifted upwards. When the positioning structure is in the release position, the rear clamping portion can lift upwards.

The following only uses examples to illustrate the possible implementation of this creation, but it is not intended to limit the scope of this creation to be protected, which will be described first.

Please refer to FIG. 1 to FIG. 7, this creation provides a pedal structure for a single-sided clamping pedal of a road bike, and a buckle 20 is disposed thereon, wherein the buckle 20 has a front clamping portion 21 at the front end, and the buckle 20 is behind The end has a rear locking portion 22, and a bottom surface of the buckle 20 protrudes downward between the front locking portion 21 and the rear locking portion 22 It has an abutment surface 231 and convex arc-shaped third and fourth guide surfaces 232 and 233 respectively located on both sides of the abutment surface 231. The pedal structure for single-sided pedaling of a road bike includes a pedal body 10 and a Wear-resistant sheet 30.

The pedal body 10 defines a transverse direction, a longitudinal direction and a vertical direction perpendicular to each other. The pedal body 10 has a mandrel portion 11, a front portion 12 and a rear portion 13 in this order along the longitudinal direction. The mandrel portion 11 Extending in the lateral direction, the front portion 12 is generally U-shaped and connected to the mandrel portion 11 at both ends thereof, so that a penetration space 16 is formed between the mandrel portion 11 and the front portion 12, the The rear portion 13 is provided with a positioning structure 15 that can move between a positioning position and a release position (in this embodiment, the positioning structure 15 is pivotally disposed on the rear portion 13 of the pedal body 10, and can pivot Swinging in the positioning position and the release position), the mandrel portion 11 has a top surface 111 (preferably, the top surface 111 of the mandrel portion 11 is recessed and a flange is formed around it), the The top surface 111 is recessed into a stepped portion 14 on the side closer to the penetrating space 16. The stepped portion 14 is open to the penetrating space 16 and is at least formed by a bottom wall 141 that is not parallel to each other and is connected to each other A side wall 142 is formed around the side wall 142. The side wall 142 includes a first guide surface 1422, an abutment surface 1421 and a second guide surface 1423 in sequence along the lateral direction. The first guide surface 1422 and the second guide surface 1423 The guide surfaces 1423 are respectively bent toward the front portion 12 into a concave arc shape, so that the side wall 142 is generally U-shaped when viewed from above, and a front end of the front portion 12 is provided with a blocking portion toward the penetration space 16.

The abutment surface 1421 of the pedal body 10 allows the abutment surface 231 to abut against, so that the buckle 20 cannot continue to move backward relative to the pedal body 10, and the positions of the first guide surface 1422 and the second guide surface 1423 are respectively opposite The third guide surface 232 and the fourth guide surface 233, the stop portion of the pedal body 10 is connected to the front clamping portion 21, the rear portion 13 of the pedal body 10 corresponds to the rear clamping portion 22, when the positioning structure 15 is located In the positioning position, the rear locking portion 22 is limited by the positioning structure 15 and cannot be lifted upward. When the positioning structure 15 is in the release position, the rear locking portion 22 can be lifted upward.

The wear-resistant sheet 30 has an inclined wing portion 31 on each side, and each wing portion 31 extends upward and outward, and the top surface 111 of the mandrel portion 11 has an oblique side surface at both ends in the lateral direction 112. Each oblique side 112 extends upward and outward. The wear-resistant sheet 30 is disposed on the top surface 111 of the mandrel 11 and sandwiched between the mandrel 11 and the buckle 20. The two wing portions 31 of the sheet 30 are attached to the two oblique side surfaces 112 respectively. Preferably, the wear-resistant sheet 30 is made of metal, and the periphery of the wear-resistant sheet 30 protrudes downwards with a plurality of card protrusions 32, and the top surface 111 of the mandrel portion 11 is formed with a plurality of card depressions 1111. The protrusions 32 are respectively inserted into the locking recesses 1111 to fix the wear plate 30 to the top surface 111 of the mandrel portion 11; more preferably, the top surface 111 of the mandrel portion 11 and any of the inclined side surfaces 112 The included angle is 3 to 5 degrees.

Regarding the stepped portion 14, in this embodiment, the abutment surface 1421 includes a first chamfered surface 14211 connected to the bottom wall 141 and a vertical surface 14212 connected to an upper end of the first chamfered surface 14211, The first chamfered surface 14211 is a concave arc surface. A second chamfered surface 14213 is further connected between the vertical surface 14212 and the top surface 111 of the mandrel portion 11. The second chamfered surface 14213 is a convex arc And the first guide surface 1422 and the second guide surface 1423 are respectively connected to opposite ends of the first chamfered surface 14211, and the first guide surface 1422 and the second guide surface 1423 respectively face the rear portion 13 The direction is concave and concave downward, so that the vertical cross sections of the first guide surface 1422 and the second guide surface 1423 are also concave arc-shaped.

Further, in this embodiment, the length of the bottom wall 141 of the stepped portion 14 along the longitudinal direction is defined as L1, the length along the lateral direction is defined as L2, and the first chamfered surface 14211 is along the lateral direction The length is defined as L3, the ratio of L1, L2, L3 is 1:7~8:10~12, and the length of the first chamfered surface 14211 in the vertical direction is almost equal to L1, which can provide better bending The arc guide shape can effectively position the buckle and facilitate the lateral release of the buckle.

When assembling the buckle 20 and the pedal body 10 to each other, first tilt the buckle 20 forward, and plug the front portion of the buckle 20 to the pedal body 10 (such as a flange near the bottom surface) Under the stop portion, the positioning structure 15 is then pivoted to the release position, and the buckle 20 is flatly attached to the top surface of the pedal body 10, and then the positioning structure 15 is pivoted to the positioning position to complete the buckle 20. At this time, the abutment block 23 of the cleat 20 is accommodated in the stepped portion 14 of the pedal body 10, and the abutment block 23 abuts the side wall 142 of the stepped portion 14, when the user's sole 40 Stepping on the buckle 20, the buckle 20 will be subjected to backward and upward force, and since the buckle 20 abuts against the side wall 142 of the stepped portion 14 by the abutment 23, the buckle 20 will not move backward and upward , To ensure that the buckle 20 is stable, on the other hand, the first guide surface 1422 and the second guide surface 1423 of the stepped portion 14 are concave arc-shaped to facilitate the buckle 20 to rotate slightly, so that the front clamping portion 21 can The stopper comes out, making disassembly easier.

In addition, since the wear-resistant piece 30 has a wing portion 31 inclined upward, when the buckle piece 20 is rotated out by the first guide surface 1422 or the second guide surface 1423 of the stepped portion 14, the buckle plate 20 can follow the wing The inclination of the portion 31 slides out without being caught, so the wear-resistant sheet 30 usually has the effect of restricting the buckle 20 to the center, and facilitates the buckle 20 to slide out when it is rotated out.

In summary, the pedal structure for single-sided pedaling of road bikes provided by this creation can ensure that the buckle is stable without slipping backward, and uses the stepped portion to help support the buckle. In addition, it has more The first guide surface and the second guide surface enable the buckle to be smoothly pulled out by rotation, and the inclined wing portion of the wear plate further facilitates the buckle to slide out laterally. Therefore, the buckle can be firmly installed on the pedal body to avoid The buckle slips when the buckle is stepped on, but when it needs to be removed, it can be easily detached from the pedal body.

10: pedal body 11: Mandrel 111: top surface 1111: Card recess 112: Oblique side 12: front 13: rear 14: Step 141: bottom wall 142: Side wall 1421: On top 14211: The first chamfered surface 14212: straight face 14213: Second chamfered surface 1422: The first guide surface 1423: Second guide surface 15: positioning structure 16: Dressing space 20: Buckle 21: Front Card Department 22: Rear card section 23: Arrival 231: contact surface 232: Third guide surface 233: Fourth guide surface 30: Wear-resistant sheet 31: Wing 32: Card convex 40: sole

Figure 1 is a perspective view of this creation. Figure 2 is a three-dimensional exploded view of this creation. FIG. 2A is a partially enlarged view of FIG. 2. Figure 3 is a perspective view of the clip of this creation from another angle. Figure 4 is a cross-sectional view of this creation. Figure 5 is a cross-sectional view from another angle of this creation. Figure 6 is a cross-sectional view from another angle of this creation. FIG. 6A is a partially enlarged view of FIG. 6. Figure 7 is a schematic diagram of the use of this creation.

10: pedal body

11: Mandrel

111: top surface

1111: Card recess

112: Oblique side

12: front

13: rear

14: Step

141: bottom wall

142: Side wall

15: positioning structure

16: Dressing space

20: Buckle

21: Front Card Department

30: Wear-resistant sheet

31: Wing

32: Card convex

Claims (10)

A pedal structure for a single-sided clamping pedal of a road bike, on which a buckle is provided, wherein the front end of the buckle has a front clamping portion, the rear end of the buckle has a rear clamping portion, and the bottom surface of the buckle is on the A contact block is protruded downward between the front clamping part and the rear clamping part, and the side of the contact block facing the rear clamping part has an abutment surface and third convex arc-shaped thirds on both sides of the abutment surface, respectively The guide surface and the fourth guide surface, the pedal structure for single-sided clamping of the road vehicle includes: A pedal body defines a lateral direction, a longitudinal direction and a vertical direction perpendicular to each other, the pedal body has a mandrel portion, a front portion and a rear portion in sequence along the longitudinal direction, and the mandrel portion extends along the lateral direction , The front part is generally U-shaped, and its two ends are respectively connected to the mandrel part, so that a penetration space is formed between the mandrel part and the front part, and the rear part is provided with a positioning structure, which can Moving between a positioning position and a release position, the mandrel portion has a top surface, the top surface is recessed into a stepped portion downward on the side closer to the penetration space, and the stepped portion faces the penetration The space is open and at least formed by a bottom wall and a side wall that are not parallel to each other and connected to each other, and the side wall sequentially includes a first guide surface, an abutment surface and a second guide surface along the lateral direction , The first guide surface and the second guide surface are respectively bent toward the front part into a concave arc shape, so that the side wall is generally U-shaped when viewed from above, and the front end of the front part is provided with a Stop Wherein, the abutment surface of the pedal body is provided for abutment of the abutment surface of the clasp, so that the clasp cannot continue to move backward relative to the pedal body, and the positions of the first guide surface and the second guide surface respectively correspond to the third The guide surface and the fourth guide surface, the stop portion of the pedal body is connected to the front clamping portion, and the rear portion of the pedal body corresponds to the rear clamping portion. When the positioning structure is at the positioning position, the rear clamping portion is positioned by the The structure is limited and cannot be lifted upwards. When the positioning structure is in the release position, the rear clamping portion can be lifted upwards. The pedal structure for single-sided pedaling of a road bike according to claim 1, further comprising a wear-resistant sheet, each side of the wear-resistant sheet has an inclined wing portion, and each wing portion extends upward and outward, Both ends of the top surface of the mandrel portion in the lateral direction respectively have an oblique side surface, each of the oblique side surfaces extends upward and outward, and the wear-resistant sheet is disposed on the top surface of the mandrel portion and sandwiched between the Between the mandrel portion and the buckle piece, the two wing portions of the wear-resistant piece are attached to the two oblique side surfaces, respectively. The pedal structure for single-sided clamping of a road vehicle according to claim 2, wherein the angle between the top surface of the mandrel portion and any of the inclined side surfaces is 3 to 5 degrees. The pedal structure for a single-sided clamping pedal of a road vehicle according to claim 2, wherein the periphery of the wear-resistant sheet protrudes downwards with a plurality of clamping protrusions, and a plurality of clamping recesses are formed on the top surface of the mandrel portion, and these clamping protrusions They are inserted into the recesses to fix the wear-resistant sheet on the top surface of the mandrel. The pedal structure for a single-sided clamping pedal of a road vehicle according to claim 2, wherein the wear-resistant sheet is made of metal. The pedal structure for single-sided pedaling of a road vehicle according to claim 1, wherein the abutment surface includes a first chamfered surface connected to the bottom wall and a vertical surface connected to an upper end of the first chamfered surface, The first chamfered surface is a concave arc surface. The pedal structure for single-sided pedaling of a road vehicle according to claim 6, wherein a second chamfered surface is further connected between the vertical surface and the top surface of the mandrel portion, and the second chamfered surface is a convex arc surface. The pedal structure for single-sided pedaling of a road vehicle according to claim 1, wherein the first guide surface and the second guide surface are respectively recessed toward the rear direction and recessed downward, so that the first guide surface and the The vertical cross sections of the second guide surfaces are also concave arc-shaped. The pedal structure for single-sided pedaling of a road vehicle according to claim 6, wherein the first guide surface and the second guide surface are respectively connected to opposite ends of the first chamfered surface, the first guide surface and the The second guide surfaces are respectively recessed toward the rear and downward, so that the vertical cross sections of the first guide surface and the second guide surface are also concave arc-shaped. The pedal structure for a single-sided clamping pedal of a road bike according to claim 7 further includes a wear-resistant sheet, each side of the wear-resistant sheet has an inclined wing portion, and each wing portion extends upward and outward, Both ends of the top surface of the mandrel portion in the lateral direction respectively have an oblique side surface, each of the oblique side surfaces extends upward and outward, and the wear-resistant sheet is disposed on the top surface of the mandrel portion and sandwiched between the Between the mandrel portion and the buckle, the two wing portions of the wear plate are respectively attached to the two oblique side surfaces; the angle between the top surface of the mandrel portion and any of the oblique side surfaces is 3 to 5 degrees; the resistance A plurality of locking protrusions protrude downward from the periphery of the grinding disc, and a plurality of locking recesses are formed on the top surface of the mandrel portion, and the locking protrusions are respectively inserted into the locking recesses to fix the wear plate to the mandrel portion The top surface; the wear-resistant sheet is made of metal; the first guide surface and the second guide surface are respectively recessed toward the rear and downward, so that the first guide surface and the second guide surface are respectively The vertical section is also concave arc-shaped; the top surface of the mandrel is concave and a flange is formed around it; the positioning structure is pivotally provided at the rear of the pedal body and can pivot at the positioning position and The release position; the length of the bottom wall of the stepped portion along the longitudinal direction is defined as L1, the length along the transverse direction is defined as L2, and the length of the first chamfered surface along the transverse direction is defined as L3, L1, L2 The ratio of L3 is 1:7~8:10~12.

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